Leofoto Lightweight Clamp Support Mount - Arca QR Clamp Black. It securely holds equipment without a pre-existing mount port/interface to a tripod. It is fully ambidextrous and features inward-angled jaws that wedge equipment into the clamp for a secure fit. The GS-3 has a double start thread that allows both jaws to move together providing a center of balance for products between 1-3 inches in width. The textured rubber pads on the GS-3 are designed to create maximum surface area grip and hold equipment securely in place preventing any slipping or movement during use. Specifications for Leofoto GS-3 Lightweight Clamp Support Mount - Arca QR Clamp: Manufacturer: Leofoto Color: Black Quantity: 1 Features of Leofoto GS-3 Lightweight Clamp Support Mount - Arca Compatible QR Clamp Aluminum CNC Machining Package Contents: Leofoto GS-3 Lightweight Clamp Support Mount - Arca Compatible QR Clamp Leofoto GS-3: GS-3 Lightweight Clamp Support Mount - Arca QR Clamp Black